<?php
/*
 * Description:	Functions for generating PDF reports
 *
 * Author:		Wayne Munro, R&OS Ltd, http://www.ros.co.nz/pdf
 *
 * Updated by:	Paul A. Harouff, P.E. <pharouff@jvpengineers.com>
 *
 * Date:			2003/08/09
 *
 * License:		GPL
 *
 * CHANGE LOG
 *
 * version 009.1
 * - In function ezTable, changed $options['options'] to $options['col_options'] and
 *     corrected lines where incorrectly referenced as $options['cols']. Corrected
 *     documentation where incorrectly stated to pass column names in array.
 *     ezTable assumes column names are 0, 1, 2 ... for maxWidth calculations.
 *
 *
 * TO DO LIST
 *
 *
 */
require_once( $AppUI->getLibraryClass( 'ezpdf/class.pdf') );

class Cezpdf extends Cpdf {
	//==============================================================================
	// this class will take the basic interaction facilities of the Cpdf class
	// and make more useful functions so that the user does not have to
	// know all the ins and outs of pdf presentation to produce something pretty.
	//
	// IMPORTANT NOTE
	// there is no warranty, implied or otherwise with this software.
	//
	// version 009 (versioning is linked to class.pdf.php)
	//
	// released under a public domain licence.
	//
	// Wayne Munro, R&OS Ltd, http://www.ros.co.nz/pdf
	//==============================================================================

	var $ez=array('fontSize'=>10); // used for storing most of the page configuration parameters
	var $y; // this is the current vertical positon on the page of the writing point, very important
	var $ezPages=array(); // keep an array of the ids of the pages, making it easy to go back and add page numbers etc.
	var $ezPageCount=0;

	// ------------------------------------------------------------------------------

	function Cezpdf($paper='a4',$orientation='portrait'){
		// Assuming that people don't want to specify the paper size using the absolute coordinates
		// allow a couple of options:
		// orientation can be 'portrait' or 'landscape'
		// or, to actually set the coordinates, then pass an array in as the first parameter.
		// the defaults are as shown.
		//
		// -------------------------
		// 2002-07-24 - Nicola Asuni (info@tecnick.com):
		// Added new page formats (45 standard ISO paper formats and 4 american common formats)
		// paper cordinates are calculated in this way: (inches * 72) where 1 inch = 2.54 cm
		//
		// Now you may also pass a 2 values array containing the page width and height in centimeters
		// -------------------------

		if (!is_array($paper)){
			switch (strtoupper($paper)){
			case '4A0': {$size = array(0,0,4767.87,6740.79); break;}
			case '2A0': {$size = array(0,0,3370.39,4767.87); break;}
			case 'A0': {$size = array(0,0,2383.94,3370.39); break;}
			case 'A1': {$size = array(0,0,1683.78,2383.94); break;}
			case 'A2': {$size = array(0,0,1190.55,1683.78); break;}
			case 'A3': {$size = array(0,0,841.89,1190.55); break;}
			case 'A4': default: {$size = array(0,0,595.28,841.89); break;}
			case 'A5': {$size = array(0,0,419.53,595.28); break;}
			case 'A6': {$size = array(0,0,297.64,419.53); break;}
			case 'A7': {$size = array(0,0,209.76,297.64); break;}
			case 'A8': {$size = array(0,0,147.40,209.76); break;}
			case 'A9': {$size = array(0,0,104.88,147.40); break;}
			case 'A10': {$size = array(0,0,73.70,104.88); break;}
			case 'B0': {$size = array(0,0,2834.65,4008.19); break;}
			case 'B1': {$size = array(0,0,2004.09,2834.65); break;}
			case 'B2': {$size = array(0,0,1417.32,2004.09); break;}
			case 'B3': {$size = array(0,0,1000.63,1417.32); break;}
			case 'B4': {$size = array(0,0,708.66,1000.63); break;}
			case 'B5': {$size = array(0,0,498.90,708.66); break;}
			case 'B6': {$size = array(0,0,354.33,498.90); break;}
			case 'B7': {$size = array(0,0,249.45,354.33); break;}
			case 'B8': {$size = array(0,0,175.75,249.45); break;}
			case 'B9': {$size = array(0,0,124.72,175.75); break;}
			case 'B10': {$size = array(0,0,87.87,124.72); break;}
			case 'C0': {$size = array(0,0,2599.37,3676.54); break;}
			case 'C1': {$size = array(0,0,1836.85,2599.37); break;}
			case 'C2': {$size = array(0,0,1298.27,1836.85); break;}
			case 'C3': {$size = array(0,0,918.43,1298.27); break;}
			case 'C4': {$size = array(0,0,649.13,918.43); break;}
			case 'C5': {$size = array(0,0,459.21,649.13); break;}
			case 'C6': {$size = array(0,0,323.15,459.21); break;}
			case 'C7': {$size = array(0,0,229.61,323.15); break;}
			case 'C8': {$size = array(0,0,161.57,229.61); break;}
			case 'C9': {$size = array(0,0,113.39,161.57); break;}
			case 'C10': {$size = array(0,0,79.37,113.39); break;}
			case 'RA0': {$size = array(0,0,2437.80,3458.27); break;}
			case 'RA1': {$size = array(0,0,1729.13,2437.80); break;}
			case 'RA2': {$size = array(0,0,1218.90,1729.13); break;}
			case 'RA3': {$size = array(0,0,864.57,1218.90); break;}
			case 'RA4': {$size = array(0,0,609.45,864.57); break;}
			case 'SRA0': {$size = array(0,0,2551.18,3628.35); break;}
			case 'SRA1': {$size = array(0,0,1814.17,2551.18); break;}
			case 'SRA2': {$size = array(0,0,1275.59,1814.17); break;}
			case 'SRA3': {$size = array(0,0,907.09,1275.59); break;}
			case 'SRA4': {$size = array(0,0,637.80,907.09); break;}
			case 'LETTER': {$size = array(0,0,612.00,792.00); break;}
			case 'LEGAL': {$size = array(0,0,612.00,1008.00); break;}
			case 'EXECUTIVE': {$size = array(0,0,521.86,756.00); break;}
			case 'FOLIO': {$size = array(0,0,612.00,936.00); break;}
			}
			switch (strtolower($orientation)){
			case 'landscape':
				$a=$size[3];
				$size[3]=$size[2];
				$size[2]=$a;
				break;
			}
		} else {
			if (count($paper)>2) {
				// then an array was sent it to set the size
				$size = $paper;
			}
			else { //size in centimeters has been passed
				$size[0] = 0;
				$size[1] = 0;
				$size[2] = ( $paper[0] / 2.54 ) * 72;
				$size[3] = ( $paper[1] / 2.54 ) * 72;
			}
		}
		$this->Cpdf($size);
		$this->ez['pageWidth']=$size[2];
		$this->ez['pageHeight']=$size[3];

		// also set the margins to some reasonable defaults
		$this->ez['topMargin']=30;
		$this->ez['bottomMargin']=30;
		$this->ez['leftMargin']=30;
		$this->ez['rightMargin']=30;

		// set the current writing position to the top of the first page
		$this->y = $this->ez['pageHeight']-$this->ez['topMargin'];
		// and get the ID of the page that was created during the instancing process.
		$this->ezPages[1]=$this->getFirstPageId();
		$this->ezPageCount=1;
	}

	// ------------------------------------------------------------------------------
	// 2002-07-24: Nicola Asuni (info@tecnick.com)
	// Set Margins in centimeters
	function ezSetCmMargins($top,$bottom,$left,$right){
		$top = ( $top / 2.54 ) * 72;
		$bottom = ( $bottom / 2.54 ) * 72;
		$left = ( $left / 2.54 ) * 72;
		$right = ( $right / 2.54 ) * 72;
		$this->ezSetMargins($top,$bottom,$left,$right);
	}
	// ------------------------------------------------------------------------------


	function ezColumnsStart($options=array()){
		// start from the current y-position, make the set number of columne
		if (isset($this->ez['columns']) && $this->ez['columns']==1){
			// if we are already in a column mode then just return.
			return;
		}
		$def=array('gap'=>10,'num'=>2);
		foreach($def as $k=>$v){
			if (!isset($options[$k])){
				$options[$k]=$v;
			}
		}
		// setup the columns
		$this->ez['columns']=array('on'=>1,'colNum'=>1);

		// store the current margins
		$this->ez['columns']['margins']=array(
			$this->ez['leftMargin']
			,$this->ez['rightMargin']
			,$this->ez['topMargin']
			,$this->ez['bottomMargin']
		);
		// and store the settings for the columns
		$this->ez['columns']['options']=$options;
		// then reset the margins to suit the new columns
		// safe enough to assume the first column here, but start from the current y-position
		$this->ez['topMargin']=$this->ez['pageHeight']-$this->y;
		$width=($this->ez['pageWidth']-$this->ez['leftMargin']-$this->ez['rightMargin']-($options['num']-1)*$options['gap'])/$options['num'];
		$this->ez['columns']['width']=$width;
		$this->ez['rightMargin']=$this->ez['pageWidth']-$this->ez['leftMargin']-$width;

	}
	// ------------------------------------------------------------------------------
	function ezColumnsStop(){
		if (isset($this->ez['columns']) && $this->ez['columns']['on']==1){
			$this->ez['columns']['on']=0;
			$this->ez['leftMargin']=$this->ez['columns']['margins'][0];
			$this->ez['rightMargin']=$this->ez['columns']['margins'][1];
			$this->ez['topMargin']=$this->ez['columns']['margins'][2];
			$this->ez['bottomMargin']=$this->ez['columns']['margins'][3];
		}
	}
	// ------------------------------------------------------------------------------
	function ezInsertMode($status=1,$pageNum=1,$pos='before'){
		// puts the document into insert mode. new pages are inserted until this is re-called with status=0
		// by default pages wil be inserted at the start of the document
		switch($status){
		case '1':
			if (isset($this->ezPages[$pageNum])){
				$this->ez['insertMode']=1;
				$this->ez['insertOptions']=array('id'=>$this->ezPages[$pageNum],'pos'=>$pos);
			}
			break;
		case '0':
			$this->ez['insertMode']=0;
			break;
		}
	}
	// ------------------------------------------------------------------------------

	function ezNewPage(){
		$pageRequired=1;
		if (isset($this->ez['columns']) && $this->ez['columns']['on']==1){
			// check if this is just going to a new column
			// increment the column number
			//echo 'HERE<br>';
			$this->ez['columns']['colNum']++;
			//echo $this->ez['columns']['colNum'].'<br>';
			if ($this->ez['columns']['colNum'] <= $this->ez['columns']['options']['num']){
				// then just reset to the top of the next column
				$pageRequired=0;
			} else {
				$this->ez['columns']['colNum']=1;
				$this->ez['topMargin']=$this->ez['columns']['margins'][2];
			}

			$width = $this->ez['columns']['width'];
			$this->ez['leftMargin']=$this->ez['columns']['margins'][0]+($this->ez['columns']['colNum']-1)*($this->ez['columns']['options']['gap']+$width);
			$this->ez['rightMargin']=$this->ez['pageWidth']-$this->ez['leftMargin']-$width;
		}
		//echo 'left='.$this->ez['leftMargin'].'   right='.$this->ez['rightMargin'].'<br>';

		if ($pageRequired){
			// make a new page, setting the writing point back to the top
			$this->y = $this->ez['pageHeight']-$this->ez['topMargin'];
			// make the new page with a call to the basic class.
			$this->ezPageCount++;
			if (isset($this->ez['insertMode']) && $this->ez['insertMode']==1){
				$id = $this->ezPages[$this->ezPageCount] = $this->newPage(1,$this->ez['insertOptions']['id'],$this->ez['insertOptions']['pos']);
				// then manipulate the insert options so that inserted pages follow each other
				$this->ez['insertOptions']['id']=$id;
				$this->ez['insertOptions']['pos']='after';
			} else {
				$this->ezPages[$this->ezPageCount] = $this->newPage();
			}
		} else {
			$this->y = $this->ez['pageHeight']-$this->ez['topMargin'];
		}
	}

	// ------------------------------------------------------------------------------

	function ezSetMargins($top,$bottom,$left,$right){
		// sets the margins to new values
		$this->ez['topMargin']=$top;
		$this->ez['bottomMargin']=$bottom;
		$this->ez['leftMargin']=$left;
		$this->ez['rightMargin']=$right;
		// check to see if this means that the current writing position is outside the
		// writable area
		if ($this->y > $this->ez['pageHeight']-$top){
			// then move y down
			$this->y = $this->ez['pageHeight']-$top;
		}
		if ( $this->y < $bottom){
			// then make a new page
			$this->ezNewPage();
		}
	}

	// ------------------------------------------------------------------------------

	function ezGetCurrentPageNumber(){
		// return the strict numbering (1,2,3,4..) number of the current page
		return $this->ezPageCount;
	}

	// ------------------------------------------------------------------------------

	function ezStartPageNumbers($x,$y,$size,$pos='left',$pattern='{PAGENUM} of {TOTALPAGENUM}',$num=''){
		// put page numbers on the pages from here.
		// place then on the 'pos' side of the coordinates (x,y).
		// pos can be 'left' or 'right'
		// use the given 'pattern' for display, where (PAGENUM} and {TOTALPAGENUM} are replaced
		// as required.
		// if $num is set, then make the first page this number, the number of total pages will
		// be adjusted to account for this.
		// Adjust this function so that each time you 'start' page numbers then you effectively start a different batch
		// return the number of the batch, so that they can be stopped in a different order if required.
		if (!$pos || !strlen($pos)){
			$pos='left';
		}
		if (!$pattern || !strlen($pattern)){
			$pattern='{PAGENUM} of {TOTALPAGENUM}';
		}
		if (!isset($this->ez['pageNumbering'])){
			$this->ez['pageNumbering']=array();
		}
		$i = count($this->ez['pageNumbering']);
		$this->ez['pageNumbering'][$i][$this->ezPageCount]=array('x'=>$x,'y'=>$y,'pos'=>$pos,'pattern'=>$pattern,'num'=>$num,'size'=>$size);
		return $i;
	}

	// ------------------------------------------------------------------------------

	function ezWhatPageNumber($pageNum,$i=0){
		// given a particular generic page number (ie, document numbered sequentially from beginning),
		// return the page number under a particular page numbering scheme ($i)
		$num=0;
		$start=1;
		$startNum=1;
		if (!isset($this->ez['pageNumbering']))
		{
			$this->addMessage('WARNING: page numbering called for and wasn\'t started with ezStartPageNumbers');
			return 0;
		}
		foreach($this->ez['pageNumbering'][$i] as $k=>$v){
			if ($k<=$pageNum){
				if (is_array($v)){
					// start block
					if (strlen($v['num'])){
						// a start was specified
						$start=$v['num'];
						$startNum=$k;
						$num=$pageNum-$startNum+$start;
					}
				} else {
					// stop block
					$num=0;
				}
			}
		}
		return $num;
	}

	// ------------------------------------------------------------------------------

	function ezStopPageNumbers($stopTotal=0,$next=0,$i=0){
		// if stopTotal=1 then the totalling of pages for this number will stop too
		// if $next=1, then do this page, but not the next, else do not do this page either
		// if $i is set, then stop that particular pagenumbering sequence.
		if (!isset($this->ez['pageNumbering'])){
			$this->ez['pageNumbering']=array();
		}
		if ($next && isset($this->ez['pageNumbering'][$i][$this->ezPageCount]) && is_array($this->ez['pageNumbering'][$i][$this->ezPageCount])){
			// then this has only just been started, this will over-write the start, and nothing will appear
			// add a special command to the start block, telling it to stop as well
			if ($stopTotal){
				$this->ez['pageNumbering'][$i][$this->ezPageCount]['stoptn']=1;
			} else {
				$this->ez['pageNumbering'][$i][$this->ezPageCount]['stopn']=1;
			}
		} else {
			if ($stopTotal){
				$this->ez['pageNumbering'][$i][$this->ezPageCount]='stopt';
			} else {
				$this->ez['pageNumbering'][$i][$this->ezPageCount]='stop';
			}
			if ($next){
				$this->ez['pageNumbering'][$i][$this->ezPageCount].='n';
			}
		}
	}

	// ------------------------------------------------------------------------------

	function ezPRVTpageNumberSearch($lbl,&$tmp){
		foreach($tmp as $i=>$v){
			if (is_array($v)){
				if (isset($v[$lbl])){
					return $i;
				}
			} else {
				if ($v==$lbl){
					return $i;
				}
			}
		}
		return 0;
	}

	// ------------------------------------------------------------------------------

	function ezPRVTaddPageNumbers(){
		// this will go through the pageNumbering array and add the page numbers are required
		if (isset($this->ez['pageNumbering'])){
			$totalPages1 = $this->ezPageCount;
			$tmp1=$this->ez['pageNumbering'];
			$status=0;
			foreach($tmp1 as $i=>$tmp){
				// do each of the page numbering systems
				// firstly, find the total pages for this one
				$k = $this->ezPRVTpageNumberSearch('stopt',$tmp);
				if ($k && $k>0){
					$totalPages = $k-1;
				} else {
					$l = $this->ezPRVTpageNumberSearch('stoptn',$tmp);
					if ($l && $l>0){
						$totalPages = $l;
					} else {
						$totalPages = $totalPages1;
					}
				}
				foreach ($this->ezPages as $pageNum=>$id){
					if (isset($tmp[$pageNum])){
						if (is_array($tmp[$pageNum])){
							// then this must be starting page numbers
							$status=1;
							$info = $tmp[$pageNum];
							$info['dnum']=$info['num']-$pageNum;
							// also check for the special case of the numbering stopping and starting on the same page
							if (isset($info['stopn']) || isset($info['stoptn']) ){
								$status=2;
							}
						} else if ($tmp[$pageNum]=='stop' || $tmp[$pageNum]=='stopt'){
							// then we are stopping page numbers
							$status=0;
						} else if ($status==1 && ($tmp[$pageNum]=='stoptn' || $tmp[$pageNum]=='stopn')){
							// then we are stopping page numbers
							$status=2;
						}
					}
					if ($status){
						// then add the page numbering to this page
						if (strlen($info['num'])){
							$num=$pageNum+$info['dnum'];
						} else {
							$num=$pageNum;
						}
						$total = $totalPages+$num-$pageNum;
						$pat = str_replace('{PAGENUM}',$num,$info['pattern']);
						$pat = str_replace('{TOTALPAGENUM}',$total,$pat);
						$this->reopenObject($id);
						switch($info['pos']){
						case 'right':
							$this->addText($info['x'],$info['y'],$info['size'],$pat);
							break;
						default:
							$w=$this->getTextWidth($info['size'],$pat);
							$this->addText($info['x']-$w,$info['y'],$info['size'],$pat);
							break;
						}
						$this->closeObject();
					}
					if ($status==2){
						$status=0;
					}
				}
			}
		}
	}

	// ------------------------------------------------------------------------------

	function ezPRVTcleanUp(){
		$this->ezPRVTaddPageNumbers();
	}

	// ------------------------------------------------------------------------------

	function ezStream($options=''){
		$this->ezPRVTcleanUp();
		$this->stream($options);
	}

	// ------------------------------------------------------------------------------

	function ezOutput($options=0){
		$this->ezPRVTcleanUp();
		return $this->output($options);
	}

	// ------------------------------------------------------------------------------

	function ezSetY($y){
		// used to change the vertical position of the writing point.
		$this->y = $y;
		if ( $this->y < $this->ez['bottomMargin']){
			// then make a new page
			$this->ezNewPage();
		}
	}

	// ------------------------------------------------------------------------------

	function ezSetDy($dy,$mod=''){
		// used to change the vertical position of the writing point.
		// changes up by a positive increment, so enter a negative number to go
		// down the page
		// if $mod is set to 'makeSpace' and a new page is forced, then the pointed will be moved
		// down on the new page, this will allow space to be reserved for graphics etc.
		$this->y += $dy;
		if ( $this->y < $this->ez['bottomMargin']){
			// then make a new page
			$this->ezNewPage();
			if ($mod=='makeSpace'){
				$this->y += $dy;
			}
		}
	}

	// ------------------------------------------------------------------------------

	function ezPrvtTableDrawLines($pos,$gap,$x0,$x1,$y0,$y1,$y2,$col,$inner,$outer,$opt=1){
		$x0=1000;
		$x1=0;
		$this->setStrokeColor($col[0],$col[1],$col[2]);
		$cnt=0;
		$n = count($pos);
		foreach($pos as $x){
			$cnt++;
			if ($cnt==1 || $cnt==$n){
				$this->setLineStyle($outer);
			} else {
				$this->setLineStyle($inner);
			}
			$this->line($x-$gap/2,$y0,$x-$gap/2,$y2);

			if ($x>$x1){ $x1=$x; };
			if ($x<$x0){ $x0=$x; };
		}
		$this->setLineStyle($outer);
		$this->line($x0-$gap/2-$outer/2,$y0,$x1-$gap/2+$outer/2,$y0);
		// only do the second line if it is different to the first, AND each row does not have
		// a line on it.
		if ($y0!=$y1 && $opt<2){
			$this->line($x0-$gap/2,$y1,$x1-$gap/2,$y1);
		}
		$this->line($x0-$gap/2-$outer/2,$y2,$x1-$gap/2+$outer/2,$y2);
	}

	// ------------------------------------------------------------------------------

	function ezPrvtTableColumnHeadings($cols,$pos,$maxWidth,$height,$decender,$gap,$size,&$y,$optionsAll=array()){
		// uses ezText to add the text, and returns the height taken by the largest heading
		// this page will move the headings to a new page if they will not fit completely on this one
		// transaction support will be used to implement this

		if (isset($optionsAll['cols'])){
			$options = $optionsAll['cols'];
		} else {
			$options = array();
		}

		$mx=0;
		$startPage = $this->ezPageCount;
		$secondGo=0;

		// $y is the position at which the top of the table should start, so the base
		// of the first text, is $y-$height-$gap-$decender, but ezText starts by dropping $height

		// the return from this function is the total cell height, including gaps, and $y is adjusted
		// to be the postion of the bottom line

		// begin the transaction
		$this->transaction('start');
		$ok=0;
		//  $y-=$gap-$decender;
		$y-=$gap;
		while ($ok==0){
			foreach($cols as $colName=>$colHeading){
				$this->ezSetY($y);
				if (isset($options[$colName]) && isset($options[$colName]['justification'])){
					$justification = $options[$colName]['justification'];
				} else {
					$justification = 'left';
				}
				$this->ezText('<b>'.$colHeading.'</b>',$size,array('aleft'=> $pos[$colName],'aright'=>($maxWidth[$colName]+$pos[$colName]),'justification'=>$justification));
				$dy = $y-$this->y;
				if ($dy>$mx){
					$mx=$dy;
				}
			}
			$y = $y - $mx - $gap + $decender;
			//    $y -= $mx-$gap+$decender;

			// now, if this has moved to a new page, then abort the transaction, move to a new page, and put it there
			// do not check on the second time around, to avoid an infinite loop
			if ($this->ezPageCount != $startPage && $secondGo==0){
				$this->transaction('rewind');
				$this->ezNewPage();
				$y = $this->y - $gap-$decender;
				$ok=0;
				$secondGo=1;
				//      $y = $store_y;
				$mx=0;

			} else {
				$this->transaction('commit');
				$ok=1;
			}
		}

		return $mx+$gap*2-$decender;
	}

	// ------------------------------------------------------------------------------

	function ezPrvtGetTextWidth($size,$text){
		// will calculate the maximum width, taking into account that the text may be broken
		// by line breaks.
		$mx=0;
		$lines = explode("\n",$text);
		foreach ($lines as $line){
			$w = $this->getTextWidth($size,$line);
			if ($w>$mx){
				$mx=$w;
			}
		}
		return $mx;
	}

	// ------------------------------------------------------------------------------

	function ezTable(&$data,$cols='',$title='',$options=''){
		// add a table of information to the pdf document
		// $data is a two dimensional array
		// $cols (optional) is an associative array, the keys are the names of the columns from $data
		// to be presented (and in that order), the values are the titles to be given to the columns
		// $title (optional) is the title to be put on the top of the table
		//
		// $options is an associative array which can contain:
		// 'showLines'=> 0,1,2, default is 1 (show outside and top lines only), 2=> lines on each row
		// 'showHeadings' => 0 or 1
		// 'shaded'=> 0,1,2,3 default is 1 (1->alternate lines are shaded, 0->no shading, 2-> both shaded, second uses shadeCol2)
		// 'shadeCol' => (r,g,b) array, defining the colour of the shading, default is (0.8,0.8,0.8)
		// 'shadeCol2' => (r,g,b) array, defining the colour of the shading of the other blocks, default is (0.7,0.7,0.7)
		// 'fontSize' => 10
		// 'textCol' => (r,g,b) array, text colour
		// 'titleFontSize' => 12
		// 'rowGap' => 2 , the space added at the top and bottom of each row, between the text and the lines
		// 'colGap' => 5 , the space on the left and right sides of each cell
		// 'lineCol' => (r,g,b) array, defining the colour of the lines, default, black.
		// 'xPos' => 'left','right','center','centre',or coordinate, reference coordinate in the x-direction
		// 'xOrientation' => 'left','right','center','centre', position of the table w.r.t 'xPos'
		// 'width'=> <number> which will specify the width of the table, if it turns out to not be this
		//    wide, then it will stretch the table to fit, if it is wider then each cell will be made
		//    proportionalty smaller, and the content may have to wrap.
		// 'maxWidth'=> <number> similar to 'width', but will only make table smaller than it wants to be
		// 'col_options' => array( array('justification'=>'left','width'=>100,'link'=>linkDataName), array(...), ...)
		//             allow the setting of other paramaters for the individual columns
		// 'minRowSpace'=> the minimum space between the bottom of each row and the bottom margin, in which a new row will be started
		//                  if it is less, then a new page would be started, default=-100
		// 'innerLineThickness'=>1
		// 'outerLineThickness'=>1
		// 'splitRows'=>0, 0 or 1, whether or not to allow the rows to be split across page boundaries
		// 'protectRows'=>number, the number of rows to hold with the heading on page, ie, if there less than this number of
		//                rows on the page, then move the whole lot onto the next page, default=1
		//
		// note that the user will have had to make a font selection already or this will not
		// produce a valid pdf file.

		if (!is_array($data)){
			return;
		}

		if (!is_array($cols)){
			// take the columns from the first row of the data set
			reset($data);
			list($k,$v)=each($data);
			if (!is_array($v)){
				return;
			}
			$cols=array();
			foreach($v as $k1=>$v1){
				$cols[$k1]=$k1;
			}
		}

		if (!is_array($options)){
			$options=array();
		}

		$defaults = array(
			'shaded'=>1,'showLines'=>1,'shadeCol'=>array(0.8,0.8,0.8),'shadeCol2'=>array(0.7,0.7,0.7),'fontSize'=>10,'titleFontSize'=>12
			,'titleGap'=>5,'lineCol'=>array(0,0,0),'gap'=>5,'xPos'=>'centre','xOrientation'=>'centre'
			,'showHeadings'=>1,'textCol'=>array(0,0,0),'width'=>0,'maxWidth'=>0,'col_options'=>array(),'minRowSpace'=>-100,'rowGap'=>2,'colGap'=>5
			,'innerLineThickness'=>1,'outerLineThickness'=>1,'splitRows'=>0,'protectRows'=>1
		);

		foreach($defaults as $key=>$value){
			if (is_array($value)){
				if (!isset($options[$key]) || !is_array($options[$key])){
					$options[$key]=$value;
				}
			} else {
				if (!isset($options[$key])){
					$options[$key]=$value;
				}
			}
		}
		$options['gap']=2*$options['colGap'];

		$middle = ($this->ez['pageWidth']-$this->ez['rightMargin'])/2+($this->ez['leftMargin'])/2;
		// figure out the maximum widths of the text within each column
		$maxWidth=array();
		foreach($cols as $colName=>$colHeading){
			$maxWidth[$colName]=0;
		}
		// find the maximum cell widths based on the data
		foreach($data as $row){
			foreach($cols as $colName=>$colHeading){
				$w = $this->ezPrvtGetTextWidth($options['fontSize'],(string)$row[$colName])*1.01;
				if ($w > $maxWidth[$colName]){
					$maxWidth[$colName]=$w;
				}
			}
		}
		// and the maximum widths to fit in the headings
		foreach($cols as $colName=>$colTitle){
			$w = $this->ezPrvtGetTextWidth($options['fontSize'],(string)$colTitle)*1.01;
			if ($w > $maxWidth[$colName]){
				$maxWidth[$colName]=$w;
			}
		}

		// calculate the start positions of each of the columns
		$pos=array();
		$x=0;
		$t=$x;
		$adjustmentWidth=0;
		$setWidth=0;
		foreach($maxWidth as $colName => $w){
			$pos[$colName]=$t;
			// if the column width has been specified then set that here, also total the
			// width avaliable for adjustment
			if (isset($options['col_options'][$colName]) && isset($options['col_options'][$colName]['width']) && $options['col_options'][$colName]['width']>0){
				$t=$t+$options['col_options'][$colName]['width'];
				$maxWidth[$colName] = $options['col_options'][$colName]['width']-$options['gap'];
				$setWidth += $options['col_options'][$colName]['width'];
			} else {
				$t=$t+$w+$options['gap'];
				$adjustmentWidth += $w;
				$setWidth += $options['gap'];
			}
		}
		$pos['_end_']=$t;

		// if maxWidth is specified, and the table is too wide, and the width has not been set,
		// then set the width.
		if ($options['width']==0 && $options['maxWidth'] && ($t-$x)>$options['maxWidth']){
			// then need to make this one smaller
			$options['width']=$options['maxWidth'];
		}

		if ($options['width'] && $adjustmentWidth>0 && $setWidth<$options['width']){
			// first find the current widths of the columns involved in this mystery
			$cols0 = array();
			$cols1 = array();
			$xq=0;
			$presentWidth=0;
			$last='';
			foreach($pos as $colName=>$p){
				if (!isset($options['col_options'][$last]) || !isset($options['col_options'][$last]['width']) || $options['col_options'][$last]['width']<=0){
					if (strlen($last)){
						$cols0[$last]=$p-$xq -$options['gap'];
						$presentWidth += ($p-$xq - $options['gap']);
					}
				} else {
					$cols1[$last]=$p-$xq;
				}
				$last=$colName;
				$xq=$p;
			}
			// $cols0 contains the widths of all the columns which are not set
			$neededWidth = $options['width']-$setWidth;
			// if needed width is negative then add it equally to each column, else get more tricky
			if ($presentWidth<$neededWidth){
				foreach($cols0 as $colName=>$w){
					$cols0[$colName]+= ($neededWidth-$presentWidth)/count($cols0);
				}
			} else {

				$cnt=0;
				while ($presentWidth>$neededWidth && $cnt<100){
					$cnt++; // insurance policy
					// find the widest columns, and the next to widest width
					$aWidest = array();
					$nWidest=0;
					$widest=0;
					foreach($cols0 as $colName=>$w){
						if ($w>$widest){
							$aWidest=array($colName);
							$nWidest = $widest;
							$widest=$w;
						} else if ($w==$widest){
							$aWidest[]=$colName;
						}
					}
					// then figure out what the width of the widest columns would have to be to take up all the slack
					$newWidestWidth = $widest - ($presentWidth-$neededWidth)/count($aWidest);
					if ($newWidestWidth > $nWidest){
						// then there is space to set them to this
						foreach($aWidest as $colName){
							$cols0[$colName] = $newWidestWidth;
						}
						$presentWidth=$neededWidth;
					} else {
						// there is not space, reduce the size of the widest ones down to the next size down, and we
						// will go round again
						foreach($aWidest as $colName){
							$cols0[$colName] = $nWidest;
						}
						$presentWidth=$presentWidth-($widest-$nWidest)*count($aWidest);
					}
				}
			}
			// $cols0 now contains the new widths of the constrained columns.
			// now need to update the $pos and $maxWidth arrays
			$xq=0;
			foreach($pos as $colName=>$p){
				$pos[$colName]=$xq;
				if (!isset($options['col_options'][$colName]) || !isset($options['col_options'][$colName]['width']) || $options['col_options'][$colName]['width']<=0){
					if (isset($cols0[$colName])){
						$xq += $cols0[$colName] + $options['gap'];
						$maxWidth[$colName]=$cols0[$colName];
					}
				} else {
					if (isset($cols1[$colName])){
						$xq += $cols1[$colName];
					}
				}
			}

			$t=$x+$options['width'];
			$pos['_end_']=$t;
		}

		// now adjust the table to the correct location across the page
		switch ($options['xPos']){
		case 'left':
			$xref = $this->ez['leftMargin'];
			break;
		case 'right':
			$xref = $this->ez['pageWidth'] - $this->ez['rightMargin'];
			break;
		case 'centre':
		case 'center':
			$xref = $middle;
			break;
		default:
			$xref = $options['xPos'];
			break;
		}
		switch ($options['xOrientation']){
		case 'left':
			$dx = $xref-$t;
			break;
		case 'right':
			$dx = $xref;
			break;
		case 'centre':
		case 'center':
			$dx = $xref-$t/2;
			break;
		}


		foreach($pos as $k=>$v){
			$pos[$k]=$v+$dx;
		}
		$x0=$x+$dx;
		$x1=$t+$dx;

		$baseLeftMargin = $this->ez['leftMargin'];
		$basePos = $pos;
		$baseX0 = $x0;
		$baseX1 = $x1;

		// ok, just about ready to make me a table
		$this->setColor($options['textCol'][0],$options['textCol'][1],$options['textCol'][2]);
		$this->setStrokeColor($options['shadeCol'][0],$options['shadeCol'][1],$options['shadeCol'][2]);

		$middle = ($x1+$x0)/2;

		// start a transaction which will be used to regress the table, if there are not enough rows protected
		if ($options['protectRows']>0){
			$this->transaction('start');
			$movedOnce=0;
		}
		$abortTable = 1;
		while ($abortTable){
			$abortTable=0;

			$dm = $this->ez['leftMargin']-$baseLeftMargin;
			foreach($basePos as $k=>$v){
				$pos[$k]=$v+$dm;
			}
			$x0=$baseX0+$dm;
			$x1=$baseX1+$dm;
			$middle = ($x1+$x0)/2;


			// if the title is set, then do that
			if (strlen($title)){
				$w = $this->getTextWidth($options['titleFontSize'],$title);
				$this->y -= $this->getFontHeight($options['titleFontSize']);
				if ($this->y < $this->ez['bottomMargin']){
					$this->ezNewPage();
					// margins may have changed on the newpage
					$dm = $this->ez['leftMargin']-$baseLeftMargin;
					foreach($basePos as $k=>$v){
						$pos[$k]=$v+$dm;
					}
					$x0=$baseX0+$dm;
					$x1=$baseX1+$dm;
					$middle = ($x1+$x0)/2;
					$this->y -= $this->getFontHeight($options['titleFontSize']);
				}
				$this->addText($middle-$w/2,$this->y,$options['titleFontSize'],$title);
				$this->y -= $options['titleGap'];
			}

			// margins may have changed on the newpage
			$dm = $this->ez['leftMargin']-$baseLeftMargin;
			foreach($basePos as $k=>$v){
				$pos[$k]=$v+$dm;
			}
			$x0=$baseX0+$dm;
			$x1=$baseX1+$dm;

			$y=$this->y; // to simplify the code a bit

			// make the table
			$height = $this->getFontHeight($options['fontSize']);
			$decender = $this->getFontDecender($options['fontSize']);



			$y0=$y+$decender;
			$dy=0;
			if ($options['showHeadings']){
				// this function will move the start of the table to a new page if it does not fit on this one
				$headingHeight = $this->ezPrvtTableColumnHeadings($cols,$pos,$maxWidth,$height,$decender,$options['rowGap'],$options['fontSize'],$y,$options);
				$y0 = $y+$headingHeight;
				$y1 = $y;


				$dm = $this->ez['leftMargin']-$baseLeftMargin;
				foreach($basePos as $k=>$v){
					$pos[$k]=$v+$dm;
				}
				$x0=$baseX0+$dm;
				$x1=$baseX1+$dm;

			} else {
				$y1 = $y0;
			}
			$firstLine=1;


			// open an object here so that the text can be put in over the shading
			if ($options['shaded']){
				$this->saveState();
				$textObjectId = $this->openObject();
				$this->closeObject();
				$this->addObject($textObjectId);
				$this->reopenObject($textObjectId);
			}

			$cnt=0;
			$newPage=0;
			foreach($data as $row){
				$cnt++;
				$forceShading = false;
				$pre = isset($row[0]) ? substr($row[0], 0, 3) : '';
				$forceShading = ($pre === '<s>');
				if ($forceShading) $row[0] = substr($row[0], 3);

				// the transaction support will be used to prevent rows being split
				if ($options['splitRows']==0){
					$pageStart = $this->ezPageCount;
					if (isset($this->ez['columns']) && $this->ez['columns']['on']==1){
						$columnStart = $this->ez['columns']['colNum'];
					}
					$this->transaction('start');
					$row_orig = $row;
					$y_orig = $y;
					$y0_orig = $y0;
					$y1_orig = $y1;
				}
				$ok=0;
				$secondTurn=0;
				while(!$abortTable && $ok == 0){

					$mx=0;
					$newRow=1;
					while(!$abortTable && ($newPage || $newRow)){

						$y-=$height;
						if ($newPage || $y<$this->ez['bottomMargin'] || (isset($options['minRowSpace']) && $y<($this->ez['bottomMargin']+$options['minRowSpace'])) ){
							// check that enough rows are with the heading
							if ($options['protectRows']>0 && $movedOnce==0 && $cnt<=$options['protectRows']){
								// then we need to move the whole table onto the next page
								$movedOnce = 1;
								$abortTable = 1;
							}

							$y2=$y-$mx+2*$height+$decender-$newRow*$height;
							if ($options['showLines']){
								if (!$options['showHeadings']){
									$y0=$y1;
								}
								$this->ezPrvtTableDrawLines($pos,$options['gap'],$x0,$x1,$y0,$y1,$y2,$options['lineCol'],$options['innerLineThickness'],$options['outerLineThickness'],$options['showLines']);
							}
							if ($options['shaded']){
								$this->closeObject();
								$this->restoreState();
							}
							$this->ezNewPage();
							// and the margins may have changed, this is due to the possibility of the columns being turned on
							// as the columns are managed by manipulating the margins

							$dm = $this->ez['leftMargin']-$baseLeftMargin;
							foreach($basePos as $k=>$v){
								$pos[$k]=$v+$dm;
							}
							//        $x0=$x0+$dm;
							//        $x1=$x1+$dm;
							$x0=$baseX0+$dm;
							$x1=$baseX1+$dm;

							if ($options['shaded']){
								$this->saveState();
								$textObjectId = $this->openObject();
								$this->closeObject();
								$this->addObject($textObjectId);
								$this->reopenObject($textObjectId);
							}
							$this->setColor($options['textCol'][0],$options['textCol'][1],$options['textCol'][2],1);
							$y = $this->ez['pageHeight']-$this->ez['topMargin'];
							$y0=$y+$decender;
							$mx=0;
							if ($options['showHeadings']){
								$this->ezPrvtTableColumnHeadings($cols,$pos,$maxWidth,$height,$decender,$options['rowGap'],$options['fontSize'],$y,$options);

								/*$this->closeObject();
								$this->setColor($options['shadeCol2'][0],$options['shadeCol2'][1],$options['shadeCol2'][2],1);
								$this->filledRectangle($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
								$this->reopenObject($textObjectId);
								*/

								$y1=$y;
							} else {
								$y1=$y0;
							}
							$firstLine=1;
							$y -= $height;
						}
						$newRow=0;
						// write the actual data
						// if these cells need to be split over a page, then $newPage will be set, and the remaining
						// text will be placed in $leftOvers
						$newPage=0;
						$leftOvers=array();

						foreach($cols as $colName=>$colTitle){
							$this->ezSetY($y+$height);
							$colNewPage=0;
							$alignRight = false;
							if (isset($row[$colName])){
								if (isset($options['col_options'][$colName]) && isset($options['col_options'][$colName]['link']) && strlen($options['col_options'][$colName]['link'])){

									$lines = explode("\n",$row[$colName]);
									if (isset($row[$options['col_options'][$colName]['link']]) && strlen($row[$options['col_options'][$colName]['link']])){
										foreach($lines as $k=>$v){
											$lines[$k]='<c:alink:'.$row[$options['col_options'][$colName]['link']].'>'.$v.'</c:alink>';
										}
									}
								} else {
									$lines = explode("\n",$row[$colName]);
								}
								$pre = isset($lines[0]) ? substr($lines[0], 0, 3) : '';
								$alignRight = ($pre === '<r>');
								if ($alignRight) $lines[0] = substr($lines[0], 3);
							} else {
								$lines = array();
							}
							$this->y -= $options['rowGap'];

							foreach ($lines as $line){
								$line = $this->ezProcessText($line);
								$start=1;

								while (strlen($line) || $start){
									$start=0;
									if (!$colNewPage){
										$this->y=$this->y-$height;
									}
									if ($this->y < $this->ez['bottomMargin']){
										//            $this->ezNewPage();
										$newPage=1;  // whether a new page is required for any of the columns
										$colNewPage=1; // whether a new page is required for this column
									}
									if ($colNewPage){
										if (isset($leftOvers[$colName])){
											$leftOvers[$colName].="\n".$line;
										} else {
											$leftOvers[$colName] = $line;
										}
										$line='';
									} else {
										if ($alignRight)
											$just = 'right';
										else
										if (isset($options['col_options'][$colName]) && isset($options['col_options'][$colName]['justification']) ){
											$just = $options['col_options'][$colName]['justification'];
										} else {
											$just='left';
										}

										$line=$this->addTextWrap($pos[$colName],$this->y,$maxWidth[$colName],$options['fontSize'],$line,$just);
									}
								}
							}

							$dy=$y+$height-$this->y+$options['rowGap'];
							if ($dy-$height*$newPage>$mx){
								$mx=$dy-$height*$newPage;
							}
						}
						// set $row to $leftOvers so that they will be processed onto the new page
						$row = $leftOvers;
						// now add the shading underneath
						if (($options['shaded'] && $cnt%2==0)) {
							$this->closeObject();
							$this->setColor($options['shadeCol'][0],$options['shadeCol'][1],$options['shadeCol'][2],1);
							$this->filledRectangle($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
							$this->reopenObject($textObjectId);
						}

						if ($options['shaded']==2 && $cnt%2==1){
							$this->closeObject();
							$this->setColor($options['shadeCol2'][0],$options['shadeCol2'][1],$options['shadeCol2'][2],1);
							$this->filledRectangle($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
							$this->reopenObject($textObjectId);
						}

						if ($options['showLines']>1){
							// then draw a line on the top of each block
							//        $this->closeObject();
							$this->saveState();
							$this->setStrokeColor($options['lineCol'][0],$options['lineCol'][1],$options['lineCol'][2],1);
							//        $this->line($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
							if ($firstLine){
								$this->setLineStyle($options['outerLineThickness']);
								$firstLine=0;
							} else {
								$this->setLineStyle($options['innerLineThickness']);
							}
							$this->line($x0-$options['gap']/2,$y+$decender+$height,$x1-$options['gap']/2,$y+$decender+$height);
							$this->restoreState();
							//        $this->reopenObject($textObjectId);
						}
					} // end of while
					$y=$y-$mx+$height;

					// checking row split over pages
					if ($options['splitRows']==0){
						if ( ( ($this->ezPageCount != $pageStart) || (isset($this->ez['columns']) && $this->ez['columns']['on']==1 && $columnStart != $this->ez['columns']['colNum'] ))  && $secondTurn==0){
							// then we need to go back and try that again !
							$newPage=1;
							$secondTurn=1;
							$this->transaction('rewind');
							$row = $row_orig;
							$y = $y_orig;
							$y0 = $y0_orig;
							$y1 = $y1_orig;
							$ok=0;

							$dm = $this->ez['leftMargin']-$baseLeftMargin;
							foreach($basePos as $k=>$v){
								$pos[$k]=$v+$dm;
							}
							$x0=$baseX0+$dm;
							$x1=$baseX1+$dm;

						} else {
							$this->transaction('commit');
							$ok=1;
						}
					} else {
						$ok=1;  // don't go round the loop if splitting rows is allowed
					}

				}  // end of while to check for row splitting
				if ($abortTable){
					if ($ok==0){
						$this->transaction('abort');
					}
					// only the outer transaction should be operational
					$this->transaction('rewind');
					$this->ezNewPage();
					break;
				}

			} // end of foreach ($data as $row)

		} // end of while ($abortTable)

		// table has been put on the page, the rows guarded as required, commit.
		$this->transaction('commit');

		$y2=$y+$decender;
		if ($options['showLines']){
			if (!$options['showHeadings']){
				$y0=$y1;
			}
			$this->ezPrvtTableDrawLines($pos,$options['gap'],$x0,$x1,$y0,$y1,$y2,$options['lineCol'],$options['innerLineThickness'],$options['outerLineThickness'],$options['showLines']);
		}

		// close the object for drawing the text on top
		if ($options['shaded']){
			$this->closeObject();
			$this->restoreState();
		}

		$this->y=$y;
		return $y;
	}

	// ------------------------------------------------------------------------------
	function ezProcessText($text){
		// this function will intially be used to implement underlining support, but could be used for a range of other
		// purposes
		$search = array('<u>','<U>','</u>','</U>');
		$replace = array('<c:uline>','<c:uline>','</c:uline>','</c:uline>');
		return str_replace($search,$replace,$text);
	}

	// ------------------------------------------------------------------------------

	function ezText($text,$size=0,$options=array(),$test=0){
		// this will add a string of text to the document, starting at the current drawing
		// position.
		// it will wrap to keep within the margins, including optional offsets from the left
		// and the right, if $size is not specified, then it will be the last one used, or
		// the default value (12 I think).
		// the text will go to the start of the next line when a return code "\n" is found.
		// possible options are:
		// 'left'=> number, gap to leave from the left margin
		// 'right'=> number, gap to leave from the right margin
		// 'aleft'=> number, absolute left position (overrides 'left')
		// 'aright'=> number, absolute right position (overrides 'right')
		// 'justification' => 'left','right','center','centre','full'

		// only set one of the next two items (leading overrides spacing)
		// 'leading' => number, defines the total height taken by the line, independent of the font height.
		// 'spacing' => a real number, though usually set to one of 1, 1.5, 2 (line spacing as used in word processing)

		// if $test is set then this should just check if the text is going to flow onto a new page or not, returning true or false

		// apply the filtering which will make the underlining function.
		$text = $this->ezProcessText($text);

		$newPage=false;
		$store_y = $this->y;

		if (is_array($options) && isset($options['aleft'])){
			$left=$options['aleft'];
		} else {
			$left = $this->ez['leftMargin'] + ((is_array($options) && isset($options['left']))?$options['left']:0);
		}
		if (is_array($options) && isset($options['aright'])){
			$right=$options['aright'];
		} else {
			$right = $this->ez['pageWidth'] - $this->ez['rightMargin'] - ((is_array($options) && isset($options['right']))?$options['right']:0);
		}
		if ($size<=0){
			$size = $this->ez['fontSize'];
		} else {
			$this->ez['fontSize']=$size;
		}

		if (is_array($options) && isset($options['justification'])){
			$just = $options['justification'];
		} else {
			$just = 'left';
		}

		// modifications to give leading and spacing based on those given by Craig Heydenburg 1/1/02
		if (is_array($options) && isset($options['leading'])) { ## use leading instead of spacing
			$height = $options['leading'];
		} else if (is_array($options) && isset($options['spacing'])) {
			$height = $this->getFontHeight($size) * $options['spacing'];
		} else {
			$height = $this->getFontHeight($size);
		}


		$lines = explode("\n",$text);
		foreach ($lines as $line){
			$start=1;
			while (strlen($line) || $start){
				$start=0;
				$this->y=$this->y-$height;
				if ($this->y < $this->ez['bottomMargin']){
					if ($test){
						$newPage=true;
					} else {
						$this->ezNewPage();
						// and then re-calc the left and right, in case they have changed due to columns
					}
				}
				if (is_array($options) && isset($options['aleft'])){
					$left=$options['aleft'];
				} else {
					$left = $this->ez['leftMargin'] + ((is_array($options) && isset($options['left']))?$options['left']:0);
				}
				if (is_array($options) && isset($options['aright'])){
					$right=$options['aright'];
				} else {
					$right = $this->ez['pageWidth'] - $this->ez['rightMargin'] - ((is_array($options) && isset($options['right']))?$options['right']:0);
				}
				$line=$this->addTextWrap($left,$this->y,$right-$left,$size,$line,$just,0,$test);
			}
		}

		if ($test){
			$this->y=$store_y;
			return $newPage;
		} else {
			return $this->y;
		}
	}

	// ------------------------------------------------------------------------------

	function ezImage($image,$pad = 5,$width = 0,$resize = 'full',$just = 'center',$border = ''){
		//beta ezimage function
		if (stristr($image,'://'))//copy to temp file
		{
			$fp = @fopen($image,"rb");
			while(!feof($fp))
			{
				$cont.= fread($fp,1024);
			}
			fclose($fp);
			$image = tempnam ("/tmp", "php-pdf");
			$fp2 = @fopen($image,"w");
			fwrite($fp2,$cont);
			fclose($fp2);
			$temp = true;
		}

		if (!(file_exists($image))) return false; //return immediately if image file does not exist
		$imageInfo = getimagesize($image);
		switch ($imageInfo[2]){
		case 2:
			$type = "jpeg";
			break;
		case 3:
			$type = "png";
			break;
		default:
			return false; //return if file is not jpg or png
		}
		if ($width == 0) $width = $imageInfo[0]; //set width
		$ratio = $imageInfo[0]/$imageInfo[1];

		//get maximum width of image
		if (isset($this->ez['columns']) && $this->ez['columns']['on'] == 1)
		{
			$bigwidth = $this->ez['columns']['width'] - ($pad * 2);
		}
		else
		{
			$bigwidth = $this->ez['pageWidth'] - ($pad * 2);
		}
		//fix width if larger than maximum or if $resize=full
		if ($resize == 'full' || $resize == 'width' || $width > $bigwidth)
		{
			$width = $bigwidth;

		}

		$height = ($width/$ratio); //set height

		//fix size if runs off page
		if ($height > ($this->y - $this->ez['bottomMargin'] - ($pad * 2)))
		{
			if ($resize != 'full')
			{
				$this->ezNewPage();
			}
			else
			{
				$height = ($this->y - $this->ez['bottomMargin'] - ($pad * 2)); //shrink height
				$width = ($height*$ratio); //fix width
			}
		}

		//fix x-offset if image smaller than bigwidth
		if ($width < $bigwidth)
		{
			//center if justification=center
			if ($just == 'center')
			{
				$offset = ($bigwidth - $width) / 2;
			}
			//move to right if justification=right
			if ($just == 'right')
			{
				$offset = ($bigwidth - $width);
			}
			//leave at left if justification=left
			if ($just == 'left')
			{
				$offset = 0;
			}
		}


		//call appropriate function
		if ($type == "jpeg"){
			$this->addJpegFromFile($image,$this->ez['leftMargin'] + $pad + $offset, $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,$width);
		}

		if ($type == "png"){
			$this->addPngFromFile($image,$this->ez['leftMargin'] + $pad + $offset, $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,$width);
		}
		//draw border
		if ($border != '')
		{
			if (!(isset($border['color'])))
			{
				$border['color']['red'] = .5;
				$border['color']['blue'] = .5;
				$border['color']['green'] = .5;
			}
			if (!(isset($border['width']))) $border['width'] = 1;
			if (!(isset($border['cap']))) $border['cap'] = 'round';
			if (!(isset($border['join']))) $border['join'] = 'round';


			$this->setStrokeColor($border['color']['red'],$border['color']['green'],$border['color']['blue']);
			$this->setLineStyle($border['width'],$border['cap'],$border['join']);
			$this->rectangle($this->ez['leftMargin'] + $pad + $offset, $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,$width,$height);

		}
		// move y below image
		$this->y = $this->y - $pad - $height;
		//remove tempfile for remote images
		if ($temp == true) unlink($image);

	}
	// ------------------------------------------------------------------------------

	// note that templating code is still considered developmental - have not really figured
	// out a good way of doing this yet.
	function loadTemplate($templateFile){
		// this function will load the requested template ($file includes full or relative pathname)
		// the code for the template will be modified to make it name safe, and then stored in
		// an array for later use
		// The id of the template will be returned for the user to operate on it later
		if (!file_exists($templateFile)){
			return -1;
		}

		$code = implode('',file($templateFile));
		if (!strlen($code)){
			return;
		}

		$code = trim($code);
		if (substr($code,0,5)=='<?php'){
			$code = substr($code,5);
		}
		if (substr($code,-2)=='?>'){
			$code = substr($code,0,strlen($code)-2);
		}
		if (isset($this->ez['numTemplates'])){
			$newNum = $this->ez['numTemplates'];
			$this->ez['numTemplates']++;
		} else {
			$newNum=0;
			$this->ez['numTemplates']=1;
			$this->ez['templates']=array();
		}

		$this->ez['templates'][$newNum]['code']=$code;

		return $newNum;
	}

	// ------------------------------------------------------------------------------

	function execTemplate($id,$data=array(),$options=array()){
		// execute the given template on the current document.
		if (!isset($this->ez['templates'][$id])){
			return;
		}
		eval($this->ez['templates'][$id]['code']);
	}

	// ------------------------------------------------------------------------------
	function ilink($info){
		$this->alink($info,1);
	}

	function alink($info,$internal=0){
		// a callback function to support the formation of clickable links within the document
		$lineFactor=0.05; // the thickness of the line as a proportion of the height. also the drop of the line.
		switch($info['status']){
		case 'start':
		case 'sol':
			// the beginning of the link
			// this should contain the URl for the link as the 'p' entry, and will also contain the value of 'nCallback'
			if (!isset($this->ez['links'])){
				$this->ez['links']=array();
			}
			$i = $info['nCallback'];
			$this->ez['links'][$i] = array('x'=>$info['x'],'y'=>$info['y'],'angle'=>$info['angle'],'decender'=>$info['decender'],'height'=>$info['height'],'url'=>$info['p']);
			if ($internal==0){
				$this->saveState();
				$this->setColor(0,0,1);
				$this->setStrokeColor(0,0,1);
				$thick = $info['height']*$lineFactor;
				$this->setLineStyle($thick);
			}
			break;
		case 'end':
		case 'eol':
			// the end of the link
			// assume that it is the most recent opening which has closed
			$i = $info['nCallback'];
			$start = $this->ez['links'][$i];
			// add underlining
			if ($internal){
				$this->addInternalLink($start['url'],$start['x'],$start['y']+$start['decender'],$info['x'],$start['y']+$start['decender']+$start['height']);
			} else {
				$a = deg2rad((float)$start['angle']-90.0);
				$drop = $start['height']*$lineFactor*1.5;
				$dropx = cos($a)*$drop;
				$dropy = -sin($a)*$drop;
				$this->line($start['x']-$dropx,$start['y']-$dropy,$info['x']-$dropx,$info['y']-$dropy);
				$this->addLink($start['url'],$start['x'],$start['y']+$start['decender'],$info['x'],$start['y']+$start['decender']+$start['height']);
				$this->restoreState();
			}
			break;
		}
	}

	// ------------------------------------------------------------------------------

	function uline($info){
		// a callback function to support underlining
		$lineFactor=0.05; // the thickness of the line as a proportion of the height. also the drop of the line.
		switch($info['status']){
		case 'start':
		case 'sol':

			// the beginning of the underline zone
			if (!isset($this->ez['links'])){
				$this->ez['links']=array();
			}
			$i = $info['nCallback'];
			$this->ez['links'][$i] = array('x'=>$info['x'],'y'=>$info['y'],'angle'=>$info['angle'],'decender'=>$info['decender'],'height'=>$info['height']);
			$this->saveState();
			$thick = $info['height']*$lineFactor;
			$this->setLineStyle($thick);
			break;
		case 'end':
		case 'eol':
			// the end of the link
			// assume that it is the most recent opening which has closed
			$i = $info['nCallback'];
			$start = $this->ez['links'][$i];
			// add underlining
			$a = deg2rad((float)$start['angle']-90.0);
			$drop = $start['height']*$lineFactor*1.5;
			$dropx = cos($a)*$drop;
			$dropy = -sin($a)*$drop;
			$this->line($start['x']-$dropx,$start['y']-$dropy,$info['x']-$dropx,$info['y']-$dropy);
			$this->restoreState();
			break;
		}
	}

	// ------------------------------------------------------------------------------

}
?>
